Home / 948,552.54-1,422,831.24-387,587.04

Finding the Fourth Proportional to 948,552.54, 1,422,831.24 and 387,587.04

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Solution

The fourth proportional to 948,552.54, 1,422,831.24 and 387,587.04 is: 581,381.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,552.54 : 1,422,831.24 = 387,587.04 : x
  2. Step 2: Convert to fraction form
    948,552.54/1,422,831.24 = 387,587.04/x
  3. Step 3: Cross multiply
    948,552.54x = 1,422,831.24 × 387,587.04
  4. Step 4: Simplify right side
    948,552.54x = 551,470,948,731.13
  5. Step 5: Solve for x
    x = 551,470,948,731.13/948,552.54
  6. Step 6: Final answer
    x = 581,381.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.